fix: qr detection reliability and log piping

scripts/entrypoint.sh

@@ -75,13 +75,19 @@ echo "[entrypoint] Starting OpenClaw gateway on port 7860..."
   echo "[entrypoint] WhatsApp login guardian started (PID $!)"
 ) &
 
+
+# Create logs directory
+mkdir -p /home/node/logs
+touch /home/node/logs/app.log
+
 # ── 启动 QR Code Detection Manager (BLOCKING CHECK) ──
-# 必须在 gateway 启动之前或并行启动，监控日志中的 QR 码请求
-# 这里我们让它并行运行，监控文件系统和日志
+# 监控 logs/app.log
 (
   sleep 10
+  # Pass the log file path explicitly if needed, or rely on default
   NODE_PATH=/app/openclaw/node_modules node /home/node/scripts/qr-detection-manager.cjs "${SPACE_HOST:-https://huggingface.co/spaces/tao-shen/openclaw-ai}" &
   echo "[entrypoint] QR Detection Manager started (PID $!)"
 ) &
 
-exec node openclaw.mjs gateway
+# 使用 tee 同时输出到 stdout (供 HF Logs) 和文件 (供 QR Manager)
+exec node openclaw.mjs gateway 2>&1 | tee -a /home/node/logs/app.log

scripts/qr-detection-manager.cjs

@@ -42,7 +42,9 @@ class QRDetectionManager {
     
     async connectWebSocket(spaceUrl) {
         try {
-            const wsUrl = spaceUrl.replace('https://', 'wss://').replace('http://', 'ws://');
+            // Handle spaceUrl being just a hostname or full URL
+            let host = spaceUrl.replace(/^https?:\/\//, '').replace(/\/$/, '');
+            const wsUrl = `wss://${host}`;
             const fullWsUrl = `${wsUrl}/queue/join`;
             
             this.log('info', 'Connecting to WebSocket', { url: fullWsUrl });
@@ -70,7 +72,12 @@ class QRDetectionManager {
             this.log('error', 'Failed to connect to WebSocket', { error: error.message });
         }
     }
-    
+
+    handleWebSocketMessage(data) {
+        // Placeholder for future WS message handling if needed
+        // Currently we rely mostly on log/file monitoring
+    }
+
     startMonitoring() {
         this.log('info', 'Starting QR code monitoring');
         
@@ -135,6 +142,8 @@ class QRDetectionManager {
     checkLogsForQR() {
         try {
             const logPaths = [
+                '/home/node/logs/app.log',      // Main app log (redirected)
+                '/home/node/logs/app.json.log', // Structured log
                 './logs/output.log',
                 './logs/app.log',
                 './logs/whatsapp.log',